DAC8043U/2K5

Product Overview

Category: Digital-to-Analog Converter (DAC)

Use: The DAC8043U/2K5 is a high-performance, 12-bit digital-to-analog converter designed for various applications that require precise analog output signals. It is commonly used in industrial automation, audio equipment, instrumentation, and communication systems.

Characteristics: - High resolution: 12-bit resolution provides accurate analog output. - Low power consumption: Operates at low power levels, making it suitable for battery-powered devices. - Fast settling time: Offers fast response time for rapid changes in the analog output. - Wide voltage range: Supports a wide range of analog output voltages. - Small package size: Comes in a compact package, allowing for space-efficient designs. - RoHS compliant: Environmentally friendly, free from hazardous substances.

Package: The DAC8043U/2K5 is available in a small outline integrated circuit (SOIC) package, which ensures easy integration into various electronic systems.

Essence: The DAC8043U/2K5 is a key component in digital systems that require precise analog output signals. It converts digital data into corresponding analog voltages, enabling accurate control and manipulation of analog circuits.

Packaging/Quantity: The DAC8043U/2K5 is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Resolution: 12 bits
• Number of Channels: 1
• Output Type: Voltage
• Output Range: 0V to Vref
• Reference Voltage (Vref): 2.5V
• Supply Voltage: 2.7V to 5.5V
• Power Consumption: 0.5mW (typical)
• Settling Time: 10μs (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The DAC8043U/2K5 features a 16-pin SOIC package with the following pin configuration:

1. VDD - Supply Voltage
2. VREF - Reference Voltage Input
3. AGND - Analog Ground
4. OUT - Analog Output
5. A0 - Digital Input (LSB)
6. A1 - Digital Input
7. A2 - Digital Input
8. A3 - Digital Input
9. A4 - Digital Input
10. A5 - Digital Input
11. A6 - Digital Input
12. A7 - Digital Input
13. A8 - Digital Input
14. A9 - Digital Input
15. A10 - Digital Input
16. DGND - Digital Ground

Functional Features

• High linearity: The DAC8043U/2K5 provides excellent linearity, ensuring accurate analog output proportional to the digital input.
• Low glitch energy: Minimizes unwanted transients during transitions, resulting in cleaner analog output signals.
• Power-on reset: Automatically initializes the DAC to a known state upon power-up, ensuring reliable operation.
• Serial interface: Supports serial communication protocols for easy integration with microcontrollers and digital systems.
• Internal voltage reference: Includes an internal voltage reference, eliminating the need for an external reference source.

Advantages and Disadvantages

Advantages: - High resolution and accuracy - Low power consumption - Fast settling time - Wide voltage range - Compact package size - RoHS compliant

Disadvantages: - Limited to single-channel output - Requires external voltage reference for precise output calibration

Working Principles

The DAC8043U/2K5 operates by converting digital input data into corresponding analog voltages using a resistive ladder network. The digital data is decoded and fed to the ladder network, which generates the desired analog output voltage. The accuracy of the output voltage depends on the resolution of the DAC and the quality of the reference voltage.

Detailed Application Field Plans

The DAC8043U/2K5 finds applications in various fields, including:

1. Industrial Automation: Used for precise control of analog actuators, such as motor speed control, valve positioning, and temperature regulation.
2. Audio Equipment: Enables high-fidelity audio signal generation in audio amplifiers, mixers, and digital audio workstations.
3. Instrumentation: Provides accurate analog signals for measurement and testing equipment, such as oscilloscopes, data loggers, and signal generators.
4. Communication Systems: Utilized in wireless communication devices, base stations, and transceivers for generating analog signals required for modulation and demodulation processes.

Detailed and Complete Alternative Models

• DAC8043U/1K5: Similar to DAC8043U/2K5 but with a reference voltage of 1.5V.
• DAC8043U/5K0: Similar to